James McAvoy

Brian Jackson

Alice Eve

Alice Harbinson

Rebecca Hall

Rebecca Epstein

Catherine Tate

Julie Jackson

Dominic Cooper

Spencer

Benedict Cumberbatch

Patrick Watts

James Corden

Tone

Mark Gatiss

Bamber Gascoigne

Guy Henry

Dr. Morrison

John Henshaw

Des

Elaine Tan

Lucy Chang

Simon Woods

Josh

Charles Dance

Michael Harbinson

Lindsay Duncan

Rose Harbison

Sule Rimi

Marcus

Ian Bonar

Colin

Nicholas Gleaves

Speaker for Nuclear Disarmament

Joe Van Moyland

Hippy at Party

James Gaddas

Martin Jackson

Joseph Friend

Young Brian

Rasmus Hardiker

University Challenge Competitor

Robert Cawsey

University Challenge Competitor

Ben Willbond

University Challenge Coordinator

Su Elliot

Cleaner

Reuben-Henry Biggs

Anthony Salmon

Bethan Bevan

Cordelia Sykes

Tom Allen

Tristram Neville

Raj Ghatak

Nigel De Havilland

Kenneth Hadley

Television Director

Gerard Monaco

Waiter